EVO Turkey & Chicken Formula Dry Cat Food is grain free. By removing ALL grain from the diet, EVO minimizes starch or carbohydrate intake while maximizing the concentration of protein. In fact, EVO provides high-quality protein at a level that is among the highest available anywhere. EVO cat and kitten foods are formulated with the highest quality meats, and whole fruit and vegetables are added to provide natural vitamins, minerals, fiber and phytochemicals.